Short for mother fucker. A person who thinks they are the shit, dressed down with sagging pants, a high need for a belt, too much gold to make the national reserve jealous, and an attitude that stems from not having parents who knew how to refrain from the use of crack cocaine.

A shortened version of the word Motherf**ker. This meaning tho is meant to be non abusive, almost as a sign of respect or greeting for fellow friends..It must be stated tho that the use of the full word is a sing of abuse

1. Short version of the word mother-fucker
2. Industry nickname for San Francisco based law firm Morrison and Foerster. The firm still uses the domain name mofo.com for its IP network services. The firm actually rebranded itself MoFo for a while until it realized that the strategy was less than successful.